linux-kernel - Re: [opensuse-kernel] Re: 2.6.34-rc3: simple du (on a big xfs tree) triggers oom killer [bisected: 57817c68229984818fea9e614d6f95249c3fb098]

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Date:	Sat, 24 Apr 2010 15:41:50 -0700
From:	"Justin P. Mattock" <justinmattock@...il.com>
To:	Hans-Peter Jansen <hpj@...la.net>
CC:	Emmanuel Florac <eflorac@...ellique.com>, xfs@....sgi.com,
	Nick Piggin <npiggin@...e.de>, opensuse-kernel@...nsuse.org,
	Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: [opensuse-kernel] Re: 2.6.34-rc3: simple du (on a big xfs tree)
 triggers oom killer [bisected: 57817c68229984818fea9e614d6f95249c3fb098]

On 04/24/2010 03:30 PM, Hans-Peter Jansen wrote:
> On Saturday 24 April 2010, 23:23:20 Emmanuel Florac wrote:
>> Le Sat, 24 Apr 2010 18:44:22 +0200 vous écriviez:
>>> Greg, you might search for a server using xfs filesystems and and a
>>> i586 kernel>= 2.6.33, (2.6.32.11 of SLE11-SP1 will serve as well),
>>> log in as an ordinary user, do a "du" on /usr, and wait for the other
>>> users screaming...
>>
>> I did precisely that, and didn't notice anything special (du on kernel
>> source tree) kernel 2.6.32.11, deadline scheduler, 7 drives RAID-6
>> array, 8GB RAM.
>
> I guess, you're not on this specific openSUSE git version of 2.6.32.11 (e.g.
> the preparation for SP1 of SLE11), which, as usual, carries a lot of stuff
> from later kernels. The offending patch was included in linux-2.6.33
> between -rc4 and -rc5:
>
> Committer
> Alex Elder<aelder@....com>
> Author
> Dave Chinner<david@...morbit.com>
> Author date
> 11.01.10 00:51
> Parent
> xfs: Avoid inodes in reclaim when flushing from inode cache
> Child
> xfs: Remove inode iolock held check during allocation
> Branch
> master origin (Merge branch 'for-linus' of git://git.kernel.org/pub/scm/...)
> Branch
> 2.6.33.1 (Linux 2.6.33)
> Follows
> v2.6.33-rc4 (Linux 2.6.33-rc4)
> Precedes
> v2.6.33-rc5 (Linux 2.6.33-rc5)
>
> Cheers,
> Pete

sh*t.. my bad just replied to the wrong
thread..

I'm tired.. please ignore this.

Justin P. Mattock
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